Schedule: a typical Friday (the flights of Jul 31, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
SOUTHWEST · FLIGHT WN 3149
SCHEDULED · TYPICAL SCHEDULE
WN 3149 · DEN → SAT
departs 9:20 AM MT · arrives 12:25 PM CT
Forecast issued Wed 2:00 PM ET · 45h before departure
Odds over time
Arrive at SAT more than 15 minutes late?
19%
chance · ±5 pts
+1 pt · 24h
HOW SURE WE ARE
Moderate. The odds now blend history with early weather forecasts.
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How late will it get to SAT?
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On time or early
81%
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15–30 min late
11%
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30 min–1 hour late
5%
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1–2 hours late
2%
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Over 2 hours late
<1%
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Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.